[0] 0.91.111.18.in-addr.arpa.: domain name does not exist
[0] 1.91.111.18.in-addr.arpa.: domain name does not exist
[0] 2.91.111.18.in-addr.arpa.: domain name does not exist
[0] 3.91.111.18.in-addr.arpa.: domain name does not exist
[0] 4.91.111.18.in-addr.arpa.: domain name does not exist
[60] 5.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-5.dyn.MIT.EDU
[0] 6.91.111.18.in-addr.arpa.: domain name does not exist
[0] 7.91.111.18.in-addr.arpa.: domain name does not exist
[0] 8.91.111.18.in-addr.arpa.: domain name does not exist
[60] 9.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-9.dyn.MIT.EDU
[60] 10.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-10.dyn.MIT.EDU
[60] 11.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-11.dyn.mit.edu
[60] 12.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-12.dyn.MIT.EDU
[60] 13.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-13.dyn.mit.edu
[60] 14.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-14.dyn.MIT.EDU
[0] 15.91.111.18.in-addr.arpa.: domain name does not exist
[60] 16.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-16.dyn.MIT.EDU
[60] 17.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-17.dyn.MIT.EDU
[60] 18.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-18.dyn.MIT.EDU
[60] 19.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-19.dyn.MIT.EDU
[0] 20.91.111.18.in-addr.arpa.: domain name does not exist
[60] 21.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-21.dyn.mit.edu
[60] 22.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-22.dyn.MIT.EDU
[0] 23.91.111.18.in-addr.arpa.: domain name does not exist
[0] 24.91.111.18.in-addr.arpa.: domain name does not exist
[60] 25.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-25.dyn.MIT.EDU
[0] 26.91.111.18.in-addr.arpa.: domain name does not exist
[60] 27.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-27.dyn.MIT.EDU
[60] 28.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-28.dyn.MIT.EDU
[60] 29.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-29.dyn.MIT.EDU
[60] 30.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-30.dyn.MIT.EDU
[60] 31.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-31.dyn.MIT.EDU
[60] 32.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-32.dyn.MIT.EDU
[60] 33.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-33.dyn.MIT.EDU
[60] 34.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-34.dyn.MIT.EDU
[60] 35.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-35.dyn.MIT.EDU
[0] 36.91.111.18.in-addr.arpa.: domain name does not exist
[60] 37.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-37.dyn.MIT.EDU
[60] 38.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-38.dyn.MIT.EDU
[0] 39.91.111.18.in-addr.arpa.: domain name does not exist
[60] 40.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-40.dyn.MIT.EDU
[0] 41.91.111.18.in-addr.arpa.: domain name does not exist
[0] 42.91.111.18.in-addr.arpa.: domain name does not exist
[0] 43.91.111.18.in-addr.arpa.: domain name does not exist
[0] 44.91.111.18.in-addr.arpa.: domain name does not exist
[60] 45.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-45.dyn.MIT.EDU
[60] 46.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-46.dyn.MIT.EDU
[0] 47.91.111.18.in-addr.arpa.: domain name does not exist
[60] 48.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-48.dyn.MIT.EDU
[60] 49.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-49.dyn.mit.edu
[60] 50.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-50.dyn.MIT.EDU
[60] 51.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-51.dyn.MIT.EDU
[60] 52.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-52.dyn.MIT.EDU
[60] 53.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-53.dyn.MIT.EDU
[60] 54.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-54.dyn.mit.edu
[60] 55.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-55.dyn.MIT.EDU
[60] 56.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-56.dyn.MIT.EDU
[60] 57.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-57.dyn.MIT.EDU
[60] 58.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-58.dyn.MIT.EDU
[60] 59.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-59.dyn.MIT.EDU
[60] 60.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-60.dyn.MIT.EDU
[60] 61.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-61.dyn.MIT.EDU
[60] 62.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-62.dyn.MIT.EDU
[60] 63.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-63.dyn.MIT.EDU
[60] 64.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-64.dyn.MIT.EDU
[60] 65.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-65.dyn.MIT.EDU
[60] 66.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-66.dyn.MIT.EDU
[0] 67.91.111.18.in-addr.arpa.: domain name does not exist
[60] 68.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-68.dyn.MIT.EDU
[0] 69.91.111.18.in-addr.arpa.: domain name does not exist
[60] 70.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-70.dyn.MIT.EDU
[60] 71.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-71.dyn.MIT.EDU
[60] 72.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-72.dyn.MIT.EDU
[0] 73.91.111.18.in-addr.arpa.: domain name does not exist
[60] 74.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-74.dyn.MIT.EDU
[60] 75.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-75.dyn.mit.edu
[60] 76.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-76.dyn.MIT.EDU
[0] 77.91.111.18.in-addr.arpa.: domain name does not exist
[60] 78.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-78.dyn.MIT.EDU
[0] 79.91.111.18.in-addr.arpa.: domain name does not exist
[0] 80.91.111.18.in-addr.arpa.: domain name does not exist
[60] 81.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-81.dyn.MIT.EDU
[60] 82.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-82.dyn.MIT.EDU
[60] 83.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-83.dyn.MIT.EDU
[0] 84.91.111.18.in-addr.arpa.: domain name does not exist
[60] 85.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-85.dyn.mit.edu
[60] 86.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-86.dyn.MIT.EDU
[60] 87.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-87.dyn.MIT.EDU
[60] 88.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-88.dyn.MIT.EDU
[60] 89.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-89.dyn.MIT.EDU
[0] 90.91.111.18.in-addr.arpa.: domain name does not exist
[0] 91.91.111.18.in-addr.arpa.: domain name does not exist
[60] 92.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-92.dyn.MIT.EDU
[60] 93.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-93.dyn.MIT.EDU
[0] 94.91.111.18.in-addr.arpa.: domain name does not exist
[60] 95.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-95.dyn.MIT.EDU
[0] 96.91.111.18.in-addr.arpa.: domain name does not exist
[60] 97.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-97.dyn.MIT.EDU
[60] 98.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-98.dyn.MIT.EDU
[60] 99.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-99.dyn.MIT.EDU
[60] 100.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-100.dyn.MIT.EDU
[60] 101.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-101.dyn.MIT.EDU
[60] 102.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-102.dyn.MIT.EDU
[60] 103.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-103.dyn.MIT.EDU
[60] 104.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-104.dyn.MIT.EDU
[60] 105.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-105.dyn.MIT.EDU
[60] 106.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-106.dyn.MIT.EDU
[0] 107.91.111.18.in-addr.arpa.: domain name does not exist
[0] 108.91.111.18.in-addr.arpa.: domain name does not exist
[0] 109.91.111.18.in-addr.arpa.: domain name does not exist
[60] 110.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-110.dyn.MIT.EDU
[60] 111.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-111.dyn.MIT.EDU
[60] 112.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-112.dyn.MIT.EDU
[60] 113.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-113.dyn.MIT.EDU
[60] 114.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-114.dyn.MIT.EDU
[60] 115.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-115.dyn.mit.edu
[60] 116.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-116.dyn.MIT.EDU
[60] 117.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-117.dyn.MIT.EDU
[60] 118.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-118.dyn.MIT.EDU
[60] 119.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-119.dyn.MIT.EDU
[60] 120.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-120.dyn.MIT.EDU
[60] 121.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-121.dyn.MIT.EDU
[0] 122.91.111.18.in-addr.arpa.: domain name does not exist
[0] 123.91.111.18.in-addr.arpa.: domain name does not exist
[60] 124.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-124.dyn.MIT.EDU
[60] 125.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-125.dyn.MIT.EDU
[60] 126.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-126.dyn.MIT.EDU
[60] 127.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-127.dyn.MIT.EDU
[60] 128.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-128.dyn.MIT.EDU
[60] 129.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-129.dyn.mit.edu
[0] 130.91.111.18.in-addr.arpa.: domain name does not exist
[60] 131.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-131.dyn.MIT.EDU
[60] 132.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-132.dyn.MIT.EDU
[60] 133.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-133.dyn.MIT.EDU
[60] 134.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-134.dyn.MIT.EDU
[60] 135.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-135.dyn.MIT.EDU
[0] 136.91.111.18.in-addr.arpa.: domain name does not exist
[0] 137.91.111.18.in-addr.arpa.: domain name does not exist
[60] 138.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-138.dyn.MIT.EDU
[0] 139.91.111.18.in-addr.arpa.: domain name does not exist
[60] 140.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-140.dyn.MIT.EDU
[60] 141.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-141.dyn.MIT.EDU
[60] 142.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-142.dyn.MIT.EDU
[60] 143.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-143.dyn.MIT.EDU
[60] 144.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-144.dyn.MIT.EDU
[0] 145.91.111.18.in-addr.arpa.: domain name does not exist
[60] 146.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-146.dyn.MIT.EDU
[60] 147.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-147.dyn.MIT.EDU
[60] 148.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-148.dyn.mit.edu
[0] 149.91.111.18.in-addr.arpa.: domain name does not exist
[0] 150.91.111.18.in-addr.arpa.: domain name does not exist
[60] 151.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-151.dyn.MIT.EDU
[60] 152.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-152.dyn.MIT.EDU
[0] 153.91.111.18.in-addr.arpa.: domain name does not exist
[0] 154.91.111.18.in-addr.arpa.: domain name does not exist
[60] 155.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-155.dyn.mit.edu
[60] 156.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-156.dyn.MIT.EDU
[60] 157.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-157.dyn.mit.edu
[0] 158.91.111.18.in-addr.arpa.: domain name does not exist
[0] 159.91.111.18.in-addr.arpa.: domain name does not exist
[0] 160.91.111.18.in-addr.arpa.: domain name does not exist
[60] 161.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-161.dyn.MIT.EDU
[60] 162.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-162.dyn.MIT.EDU
[0] 163.91.111.18.in-addr.arpa.: domain name does not exist
[0] 164.91.111.18.in-addr.arpa.: domain name does not exist
[0] 165.91.111.18.in-addr.arpa.: domain name does not exist
[60] 166.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-166.dyn.MIT.EDU
[60] 167.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-167.dyn.MIT.EDU
[60] 168.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-168.dyn.MIT.EDU
[60] 169.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-169.dyn.mit.edu
[60] 170.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-170.dyn.MIT.EDU
[60] 171.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-171.dyn.MIT.EDU
[0] 172.91.111.18.in-addr.arpa.: domain name does not exist
[0] 173.91.111.18.in-addr.arpa.: domain name does not exist
[60] 174.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-174.dyn.MIT.EDU
[60] 175.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-175.dyn.MIT.EDU
[0] 176.91.111.18.in-addr.arpa.: domain name does not exist
[60] 177.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-177.dyn.mit.edu
[0] 178.91.111.18.in-addr.arpa.: domain name does not exist
[60] 179.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-179.dyn.MIT.EDU
[60] 180.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-180.dyn.MIT.EDU
[60] 181.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-181.dyn.MIT.EDU
[60] 182.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-182.dyn.mit.edu
[60] 183.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-183.dyn.mit.edu
[60] 184.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-184.dyn.MIT.EDU
[0] 185.91.111.18.in-addr.arpa.: domain name does not exist
[0] 186.91.111.18.in-addr.arpa.: domain name does not exist
[0] 187.91.111.18.in-addr.arpa.: domain name does not exist
[0] 188.91.111.18.in-addr.arpa.: domain name does not exist
[0] 189.91.111.18.in-addr.arpa.: domain name does not exist
[0] 190.91.111.18.in-addr.arpa.: domain name does not exist
[0] 191.91.111.18.in-addr.arpa.: domain name does not exist
[60] 192.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-192.dyn.mit.edu
[60] 193.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-193.dyn.MIT.EDU
[60] 194.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-194.dyn.MIT.EDU
[0] 195.91.111.18.in-addr.arpa.: domain name does not exist
[0] 196.91.111.18.in-addr.arpa.: domain name does not exist
[60] 197.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-197.dyn.MIT.EDU
[60] 198.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-198.dyn.MIT.EDU
[60] 199.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-199.dyn.MIT.EDU
[0] 200.91.111.18.in-addr.arpa.: domain name does not exist
[60] 201.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-201.dyn.MIT.EDU
[60] 202.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-202.dyn.MIT.EDU
[60] 203.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-203.dyn.MIT.EDU
[60] 204.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-204.dyn.MIT.EDU
[60] 205.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-205.dyn.MIT.EDU
[60] 206.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-206.dyn.MIT.EDU
[0] 207.91.111.18.in-addr.arpa.: domain name does not exist
[60] 208.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-208.dyn.MIT.EDU
[60] 209.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-209.dyn.MIT.EDU
[0] 210.91.111.18.in-addr.arpa.: domain name does not exist
[60] 211.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-211.dyn.MIT.EDU
[0] 212.91.111.18.in-addr.arpa.: domain name does not exist
[60] 213.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-213.dyn.MIT.EDU
[0] 214.91.111.18.in-addr.arpa.: domain name does not exist
[60] 215.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-215.dyn.MIT.EDU
[60] 216.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-216.dyn.MIT.EDU
[60] 217.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-217.dyn.MIT.EDU
[60] 218.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-218.dyn.mit.edu
[60] 219.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-219.dyn.MIT.EDU
[60] 220.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-220.dyn.mit.edu
[60] 221.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-221.dyn.MIT.EDU
[60] 222.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-222.dyn.MIT.EDU
[0] 223.91.111.18.in-addr.arpa.: domain name does not exist
[60] 224.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-224.dyn.mit.edu
[60] 225.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-225.dyn.MIT.EDU
[60] 226.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-226.dyn.MIT.EDU
[0] 227.91.111.18.in-addr.arpa.: domain name does not exist
[0] 228.91.111.18.in-addr.arpa.: domain name does not exist
[60] 229.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-229.dyn.MIT.EDU
[0] 230.91.111.18.in-addr.arpa.: domain name does not exist
[60] 231.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-231.dyn.MIT.EDU
[60] 232.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-232.dyn.MIT.EDU
[60] 233.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-233.dyn.mit.edu
[0] 234.91.111.18.in-addr.arpa.: domain name does not exist
[60] 235.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-235.dyn.MIT.EDU
[0] 236.91.111.18.in-addr.arpa.: domain name does not exist
[60] 237.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-237.dyn.MIT.EDU
[0] 238.91.111.18.in-addr.arpa.: domain name does not exist
[0] 239.91.111.18.in-addr.arpa.: domain name does not exist
[60] 240.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-240.dyn.MIT.EDU
[60] 241.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-241.dyn.MIT.EDU
[60] 242.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-242.dyn.MIT.EDU
[60] 243.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-243.dyn.MIT.EDU
[60] 244.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-244.dyn.MIT.EDU
[60] 245.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-245.dyn.mit.edu
[0] 246.91.111.18.in-addr.arpa.: domain name does not exist
[60] 247.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-247.dyn.MIT.EDU
[60] 248.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-248.dyn.MIT.EDU
[0] 249.91.111.18.in-addr.arpa.: domain name does not exist
[60] 250.91.111.18.in-addr.arpa. domain name pointer dhcp-18-111-91-250.dyn.MIT.EDU
[0] 251.91.111.18.in-addr.arpa.: domain name does not exist
[0] 252.91.111.18.in-addr.arpa.: domain name does not exist
[0] 253.91.111.18.in-addr.arpa.: domain name does not exist
[0] 254.91.111.18.in-addr.arpa.: domain name does not exist
[0] 255.91.111.18.in-addr.arpa.: domain name does not exist